QTP Screamer Cat Back

2015–2023 Dodge Challenger 6.2L/6.4L

430115

Overview:

The QTP Screamer Cat Back exhaust system is engineered specifically for the 2015 through 2023 Dodge Challenger equipped with 6.2L or 6.4L engines. Designed to enhance both performance and sound, this cat back system replaces the factory exhaust from the catalytic converters back, delivering a more aggressive exhaust note and improved exhaust flow. Ideal for enthusiasts seeking a balance of power gains and an unmistakable muscle car tone, the Screamer Cat Back is a direct-fit upgrade that complements the Challenger’s iconic presence.

Whether you’re upgrading for street performance or weekend cruising, this exhaust system offers a robust sound without excessive drone, making it suitable for daily driving and spirited runs alike.

Key Features:

The QTP Screamer Cat Back combines quality materials and precision engineering to provide a reliable and performance-oriented exhaust solution. Key features include:

• Direct bolt-on fitment for 2015–2023 Dodge Challenger 6.2L and 6.4L engines
• Mandrel-bent tubing for optimized exhaust flow and minimal restrictions
• High-quality stainless steel construction for corrosion resistance and durability
• Aggressive yet refined exhaust tone that enhances the muscle car experience
• Includes all necessary hardware for straightforward installation
• Designed to maintain proper backpressure for engine efficiency
• Improves throttle response and can contribute to modest horsepower gains
• Compatible with factory catalytic converters for emissions compliance

Construction & Design:

The Screamer Cat Back exhaust is crafted from premium stainless steel, ensuring long-lasting resistance to rust and corrosion even under harsh driving conditions. The system features mandrel-bent tubing, which preserves the diameter of the pipes through bends to maximize exhaust flow and reduce turbulence. This careful engineering supports both performance improvements and a distinctive exhaust note.

The design maintains factory mounting points and hanger locations, allowing for a secure fit and minimizing vibrations or rattles. The finish is polished to provide an attractive appearance that complements the aggressive styling of the Dodge Challenger.

Performance & Sound

By replacing the restrictive factory exhaust components from the catalytic converters back, the QTP Screamer Cat Back enhances exhaust scavenging and reduces backpressure. This results in improved engine efficiency and throttle response. The system produces a deep, aggressive exhaust tone that is characteristic of high-performance muscle cars, delivering a satisfying growl without excessive cabin drone.

Installation & Fitment:

The QTP Screamer Cat Back is designed for a direct bolt-on installation with no cutting or welding required. It fits all 2015 to 2023 Dodge Challenger models equipped with 6.2L or 6.4L engines. Installation can typically be completed with basic hand tools and does not require modifications to the vehicle’s factory exhaust hangers or mounting points. This makes it an accessible upgrade for both professional shops and experienced enthusiasts.

What's Included:

• QTP Screamer Cat Back exhaust system
• All necessary mounting hardware and clamps
• Installation instructions

Ideal For:

This exhaust system is ideal for Dodge Challenger owners who want to enhance their vehicle’s performance and sound without compromising daily drivability. It suits muscle car enthusiasts looking for a reliable, high-quality upgrade that delivers a powerful exhaust note and improved throttle response. Whether for street use, car shows, or weekend drives, the Screamer Cat Back offers a balanced solution for performance and style.

QTP (Quick Time Performance) is best known for its electric exhaust cutouts that let drivers switch between quiet and wide-open flow at the push of a button. By routing exhaust around the mufflers when you want maximum sound and performance, QTP cutouts are a popular street/strip upgrade for enthusiasts who want “best of both worlds” without crawling under the car.